Child car seat base



FIG. 1 is a perspective view of a child car seat base in accordance with our new design;

FIG. 2 is a front view of FIG. 1;

FIG. 3 is a rear view of FIG. 1;

FIG. 4 is a top view of FIG. 1;

FIG. 5 is a bottom view of FIG. 1;

FIG. 6 is a left side view of FIG. 1;

FIG. 7 is a right side view of FIG. 1; and,

FIG. 8 is a perspective view showing the child car seat base shown in FIG. 1 in use. 

CLAIM The ornamental design for a child car seat base, as shown and described. 